1993118712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1125

約数の個数: 128

約数和(自身を含む): 5568030720

約数和(自身を除く): 3574912008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 251, 312, 372, 403, 502, 744, 753, 806, 821, 1004, 1209, 1506, 1612, 1642, 2008, 2418, 2463, 3012, 3224, 3263, 3284, 4836, 4926, 6024, 6526, 6568, 7781, 9672, 9789, 9852, 10673, 13052, 15562, 19578, 19704, 21346, 23343, 25451, 26104, 31124, 32019, 39156, 42692, 46686, 50902, 62248, 64038, 76353, 78312, 85384, 93372, 101153, 101804, 128076, 152706, 186744, 202306, 203608, 206071, 256152, 303459, 305412, 330863, 404612, 412142, 606918, 610824, 618213, 661726, 809224, 824284, 992589, 1213836, 1236426, 1323452, 1648568, 1985178, 2427672, 2472852, 2646904, 2678923, 3970356, 4945704, 5357846, 6388201, 7940712, 8036769, 10715692, 12776402, 16073538, 19164603, 21431384, 25552804, 32147076, 38329206, 51105608, 64294152, 76658412, 83046613, 153316824, 166093226, 249139839, 332186452, 498279678, 664372904, 996559356, 1993118712]

約数ペア:

[(1, 1993118712), (2, 996559356), (3, 664372904), (4, 498279678), (6, 332186452), (8, 249139839), (12, 166093226), (13, 153316824), (24, 83046613), (26, 76658412), (31, 64294152), (39, 51105608), (52, 38329206), (62, 32147076), (78, 25552804), (93, 21431384), (104, 19164603), (124, 16073538), (156, 12776402), (186, 10715692), (248, 8036769), (251, 7940712), (312, 6388201), (372, 5357846), (403, 4945704), (502, 3970356), (744, 2678923), (753, 2646904), (806, 2472852), (821, 2427672), (1004, 1985178), (1209, 1648568), (1506, 1323452), (1612, 1236426), (1642, 1213836), (2008, 992589), (2418, 824284), (2463, 809224), (3012, 661726), (3224, 618213), (3263, 610824), (3284, 606918), (4836, 412142), (4926, 404612), (6024, 330863), (6526, 305412), (6568, 303459), (7781, 256152), (9672, 206071), (9789, 203608), (9852, 202306), (10673, 186744), (13052, 152706), (15562, 128076), (19578, 101804), (19704, 101153), (21346, 93372), (23343, 85384), (25451, 78312), (26104, 76353), (31124, 64038), (32019, 62248), (39156, 50902), (42692, 46686)]